Abort method (CommunicationObject), 156, 161–162
Accept methods (channel listeners), 189
AcceptChannel method (IChannelListener), 190, 226–227
accidental architecture, 4
<Action> element (message headers), 38–39, 123
Action property (MessageHeaders), 144
Action property (OperationContractAttribute), 244
ActionMessageFilter type, 266
actions for messages, specifying, 38–39, 123
Add method (MessageHeaders), 141
Add method (XmlDictionary), 105
address for listening, specifying, 209–210
AddressFilter property (EndpointDispatcher), 265
AddressHeader type, 146
addressing, 75
addressing messages, 34–40, 89
AddressingVersion type, 120
AddServiceEndpoint method (ServiceHost), 76
annotated type definitions, 252.
See also contracts
ApplyTo property (EndpointAddress), 147
assurances, 14
asynchronous one-way messaging, 12
AsyncPattern property (OperationContractAttribute), 242
At Least Once assurance, 14
At Most Once assurance, 14
attribute annotations, 238
autonomy of service, 45